Cup holder



FIG. 1 is an isometric view showing the side and top of the cup holder showing my new design holding a cup which is shown in broken lines and forms no part of the claimed design.

FIG. 2 is an isometric view showing the top and side of the cup holder showing my new design.

FIG. 3 is a side view of the cup holder showing my new design.

FIG. 4 is a top view of the cup holder showing my new design; and,

FIG. 5 is a bottom view of the cup holder showing my new design. 

CLAIM The ornamental design for a cup holder, as shown and described. 